<%@ page import="java.sql.ResultSet" %>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.DriverManager" %>
<%@ page import="java.sql.Statement" %><%--
  Created by IntelliJ IDEA.
  User: 27761
  Date: 2024/10/10
  Time: 16:15
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>条件查询</title>
    <%! ResultSet rs;%>
    <%
        String dbName = "studb";
        String userName = "root";
        String userPasswd = "123456";
        String url = "jdbc:mysql://localhost/"+dbName+"?user="+userName + "&password="+ userPasswd;
        Class.forName("com.mysql.jdbc.Driver");
        Connection conn = DriverManager.getConnection(url);
        Statement statement = conn.createStatement();
        String id = null;
        String sql = "select * from student where number ="+id+"";
        rs =statement.executeQuery(sql);
    %>
</head>
<body>
<table border="1">
    <th colsspan="4"style="font-size:x-large;alignment: center">学生信息表</th>
    <tr style="text-align: center">
        <td>学号</td>
        <td>姓名</td>
        <td>出生日期</td>
        <td>所在班级</td>
    </tr>
    <% while (rs.next()){  %>
    <tr style="text-align: center">
        <td><%=rs.getString(1)  %></td>
        <td><%=rs.getString(2)  %></td>
        <td><%=rs.getString("birthday")  %></td>
        <td><%=rs.getString("stuclass")  %></td>
    </tr>
    <%  }  %>
    <%
        rs.close();
        statement.close();
        conn.close();
    %>
</table>
</body>
</html>
